ZCC.CT APKT160408-PM YBC301 Carbide Milling Inserts for Steel Machining
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ZCC.CT APKT160408-PM YBC301 Inserts
High-Speed CVD Coated Carbide for Efficient Steel Milling Operations
Product Overview
"Which milling insert grade provides the best thermal stability and crater wear resistance during high-velocity steel machining?"
The ZCC.CT APKT160408-PM YBC301 is a premier solution for high-productivity steel milling. Featuring a thick CVD (Chemical Vapor Deposition) Al2O3 + TiCN coating, it is engineered to act as a massive heat shield, allowing for significantly higher cutting speeds compared to standard PVD grades. The PM chipbreaker is the "versatile workhorse" geometry, designed with a balanced rake angle and edge strength to handle general-purpose milling from roughing to semi-finishing in a wide range of carbon and alloy steels.
Key Features
- ✔ Thick CVD Al2O3 Coating: Offers exceptional protection against crater wear and thermal deformation at high speeds.
- ✔ PM Medium-Duty Chipbreaker: Provides stable chip control and edge security for varied cutting depths.
- ✔ Optimized Edge Toughness: The specialized carbide substrate prevents sudden breakage during interrupted cuts in steel.
Technical Specifications
85° Parallelogram
11° Relief Angle
ISO Tolerance
Screw Clamp
16mm Edge
4.76mm Thick
0.8mm Radius
Medium Duty
| ISO Model | Metric (mm) | Imperial (inch) |
|---|---|---|
| APKT 160408 | 16.5 x 4.76 x 0.8 | 0.650" x 3/16" x 0.031" |
Recommended Cutting Parameters (YBC301)
| Steel Category | Speed (Vc) | Feed (fz) |
|---|---|---|
| Low Carbon Steel | 250 - 450 m/min | 0.12 - 0.30 mm/z |
| Alloy Steel (P) | 180 - 350 m/min | 0.10 - 0.25 mm/z |
Official ZCC.CT Toolholders: EMP01 / EMP02 Series
Optimized for use with BAP400R style 90° square shoulder face mills.
Shop ZCC.CT Tool Holders →Industrial Applications
- High-Speed Roughing of Carbon Steel
- 90° Square Shoulder Face Milling
- Slotting and Peripheral Milling
- Medium-Heavy Duty Steel Machining
Machine Compatibility
The APKT1604 standard ensures a universal fit. Engineered for high-rigidity CNC Vertical Machining Centers (VMC) and high-power horizontal milling machines capable of CVD cutting speeds.
ZCC.CT Grade Material Comparison
YBC301 vs. YBG302: While YBG302 is a versatile PVD grade for stainless steel and alloys, YBC301 is a dedicated "Speed Master" for steel. The CVD process allows for a much thicker coating layer than PVD. In high-speed milling of carbon steels, YBC301 offers superior resistance to crater wear and heat deformation, providing up to 50% longer tool life in stable, high-velocity environments.
Customer Success Stories
"Switched from a European brand to ZCC.CT YBC301 for our high-speed steel line. Same cycle time, significantly lower cost per edge."
— Robert B., USA"Die Wärmebeständigkeit bei hohen Schnittgeschwindigkeiten ist hervorragend. ZCC.CT Qualität überzeugt wie immer."
— Klaus L., Germany"Ottimo rapporto qualità-prezzo. Il rompitruciolo PM è molto stabile anche su tagli interrotti."
— Paolo M., Italy"Consistently accurate over 1000+ parts. Highly recommended for mass production steel milling."
— Kenji S., JapanFrequently Asked Questions
Is YBC301 better than PVD grades for steel?
For high-speed, continuous cutting in steel where heat is the primary failure mode, YBC301 (CVD) is significantly better due to its superior thermal barrier.
What is the PM chipbreaker best for?
The PM chipbreaker is designed for medium-duty milling. It provides a balance between cutting sharpness (lower force) and edge strength, making it ideal for general-purpose applications.
Material Pro Tip: High-Velocity Activation
When utilizing APKT160408-PM YBC301, ensure your cutting speed (Vc) is high enough to activate the Al2O3 coating's thermal barrier. If the speed is too low, the thick CVD coating may prone to micro-chipping; push the speed to see the grade's true productivity potential.
Technical FAQ & Buying Guide
Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.
We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:
- For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
- For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.
The optimal cutting parameters vary depending on the workpiece hardness and operation type:
- For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
- For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.
Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.
We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.
All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.